在您的搜尋 主題建議
在您的搜尋 主題建議
搜索替代詞:
"Agricultural extension work Sri Lanka." » "Agricultural extension works Sri Lanka." (擴展搜索), "Agricultural extension york Sri Lanka." (擴展搜索)
"Agricultural extension work Sri Lanka." » "Agricultural extension works Sri Lanka." (擴展搜索), "Agricultural extension york Sri Lanka." (擴展搜索)
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1出版 1977### CRL customization ### ?> ### Add publisher and desc details ### ?>Colombo : Agrarian Research and Training Institute, 1977.33 p. ; 30 cm.主題: “...Agricultural extension work Sri Lanka....”
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2由 Gunawardana, A. M. T.### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版 1980Colombo : Agrarian Research and Training Institute, 1980.83 p. ; 30 cm.主題: “...Agricultural extension work Sri Lanka....”